Valve



FIG. 1 is a top front right perspective view of a valve showing my new design;

FIG. 2 is a top rear left perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is a left elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the figures are for the purpose of illustrating proportions of the valve and form no part of the claimed design. 

CLAIM The ornamental design for a valve, as shown and described. 